Education will no longer be meaningful as people have more and more information at their fingertips.（)

We can certainly deliver high-quality education to many students at much()cost.

A. low

B. lowest

C. lower

tailers．A 70 million consumers __2___between the ages of l8 and 34，this was the first generation of Americans to grow up with cell phones and the Web．Marketers could___3___them in numerous ways--tweets． Facebook pages--that were___4___when their boomer parents started out． “Marketers thought，‘Here come the Millennials，we’re going to have an awesome time selling to them，”says Max Lenderman，a director at ad agency Crispin Porter&Bogusky．“They were waiting for a____5__．Then comes the financial crisis，and all of a sudden the door has almost___6___in their face．” No group was hit harder by the Great Recession than the Millennials．Their careers are___7___.They hold record levels of education debt． And an estimated 24 percent have had to move back home with parents at least once． That bad news for the movie studios，clothing retailers，and home improvement chains that had hoped for better．Williams—Sonoma and Home Depot thrive on household formation——economist___8___for marrying，having kids，and buying a home—but many cash．strapped Gen Y-ers have put those modern rites of passage___9___ hold．Twenty percent of 18-to-34-year-old respondents in a recent Pew survey said they had lo marriage for financial reasons．While 22 percent put __11____ having a baby for similar reasons． ___12___this generation was always going to be a challenge． ___13___ into the Web，s endless information and choices，Millennials are pickier and___14 ___ brand loyal than their Darents． ___ 15 ___ before the recession they craved authentic products--for example．buying shoes from Toms Shoes，which donates a pair to poor children for every One it seIIs．The Millennial ___16___ is“buy less and do more，”says David Maddocks．“Boomers were about ___17___ ． whereas this generation is about having enough．”The ___18___ of the recession could make Gen Y even less acquisitive． Gen Y’S___19___could eventually hurt the luxury market，too，says Pam Danziger， president of research firm Unity Marketing．She says a 25-year-old who shops at Gap typically trades up to Nordstrom(JWN)，Saks(SKS)，and perhaps Tiffany(TIF)decades later．But today，Danziger says，“We have a group of people who are seeking only to live within their__20__．”

A.desired

B.supposed

C.appealed

D.demanded

连续单向板的厚度一般不应小于()

A lo/35

B lo/40

C lo/45

D lo/50

A.ｌo／ｂ（ｈ）≤３０

B.ｌo／ｂ≤３０；ｌo／ｈ≤２５

C.ｌo／ｂ（ｈ）≤２５

D.ｌo／ｂ≤２５；ｌo／ｈ≤３０"

A.Lo/200;

B.Lo/250;

C.Lo/300;

D.Lo/400。

A.ip addr lo

B.ip addr net

C.network lo

D.device lo

A.ip addr lo

B.ip addr net

C.network lo

D.device lo

A.lo/200

B.lo/250

C.lo/300

D.lo/400